Available to order $79.28 Aero Enhanced Carbine Buffer Kit, Buffer Tube Complete Assembly, Black APRH101240
Available to order $109.95 PWS Enhanced Buffer Tube, Fits AR-15, Mil-Spec Receiver Extension, 6 Position, Ambidextrous Push Button Sling Points, Black, Includes Ratcheting Lock Castle Nut and Endplate EBT-RLCN-KIT